I know the yellow nose butterfly fish happens to be next to .. what lobster?
Hydroid crab sp. Wing crack dive, Saipan
You're just gonna have to trust me that there's a crab under that.
Some sort of stone crab. Carapace about 15 cm across, cheliped ends are very dark, almost black.
Beqa Lagoon Resort House Reef Dive, Beqa Island, Fiji
Site: San Miguel
Ryan Despi